高中英语人教版必修四Unit2WorkingthelandUsinglanguage教案系列四.docVIP

Unit 2 Working the land Using Language 教案 Teaching goals? 1． Target language a. Chemical, fertilizer, production, bacteria, pest , build, lead to ,nutrition, mineral ,discovery b. Many farmers welcomed them as a great way to stop disease and increase production.P1 They damage the land by killing the helpful bacteria and pests.P2 2． Ability goals a. To help students read the passage Organic Farming. b To help students to use the language by reading, listening, speaking and writing. 3． Learning ability goals let students realize the importance of organic farming Teaching important and difficult points How to grasp the main idea of the passage. How to grasp the words and phrases and be able to use them freely. Teaching methods Inspiration, Questioning and Discussion. Teaching aids A computer, a projector and a recorder. Teaching procedures Step1. Grammar revision(translate the following sentences by using Ving form ) 1.出国旅行时很激动人心的。 2. 在这儿等也没用，咱们走回去吧。 3. 我记得在哪儿见过他。 4. 我后悔没听你的劝告 5. 即使最聪明的孩子，也需要指教。 Travelling abroad can be very exciting It’s no use waiting here, let’s walk back. I remember seeing her somewhere I regret not following your advice. Step2. Pre-reading 1. What do farmers usually put on the soil to make crops grow fast ? 2. How many kinds of fertilizers do farmers use? 3. Which kind do farmers use when they are doing organic farming? 4. Do you know about organic farming? Step3. Reading and finish the following two tasks: Task 1: Underline the topic sentence of each paragraph. P1:Long-term use of chemical fertilizers can cause damage to the land and people’s health. P2: Problems caused by chemical fertilizers. P3: Farmers and customers turn to organic farming. P4: Other methods to keep the soil fertile. Task 2 How many ways farmers use to help crops grow are mentioned in the passage: ways to help crops grow 1)organic farming use natural waste from animals as fertilizers change the kind of crop in each field e